# class base transform

class MyCBT1:
  def __init__(self, arr):
    self.arr = arr
    self.arr1 = []
  def add_to_arr(self, v):
    self.arr.append(v)
  def add_to_arr1(self, v):
    self.arr1.append(v)
  def add_to_arr2(self, v):
    from myscript.x import dynamic_v
    dynamic_v.append(v)